🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.78 AU - 1 AU

Year: 310 Days

Day: 13.6 Hours

Environment

Temp: 69 °C

Axial Tilt: 34.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 71,380,018 km

• M1: 51,462 km (0.077 R)
• M2: 623,674 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 1.23 AU - 1.39 AU

Year: 553 Days

Day: 20.7 Hours

Environment

Temp: -7 °C

Axial Tilt: 43.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 2.26 AU - 2.4 AU

Year: 1312 Days

Day: 38.3 Hours

Environment

Temp: -79 °C

Axial Tilt: 43.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,380,018 km

• M1: 403,465 km (0.096 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.91 AU - 2.95 AU

Year: 1398 Days

Day: 46.7 Hours

Environment

Temp: -96 °C

Axial Tilt: 0.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 71,380,018 km

• M1: 35,903 km (0.053 R)

Asteroid Belt

Center: 3.61 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788.8

Radius: 14.2

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 4.41 AU - 5.17 AU

Year: 3868 Days

Day: 8.7 Hours

Environment

Temp: -133 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 71,380,018 km

• M1: 185,352 km (0.116 R)
• M2: 1,012,628 km (0.092 R)
• M3: 1,618,948 km (0.119 R)
• M4: 2,239,331 km (0.109 R)
• M5: 2,892,325 km (0.06 R)
• M6: 3,351,291 km (0.064 R)
• M7: 4,121,122 km (0.106 R)
• M8: 5,372,808 km (0.098 R)
• M9: 6,896,611 km (0.064 R)
• M10: 8,003,336 km (0.1 R)
• M11: 9,186,656 km (0.047 R)
• M12: 9,739,719 km (0.114 R)
• M13: 11,899,314 km (0.12 R)
• M14: 13,239,561 km (0.084 R)
• M15: 14,999,879 km (0.085 R)
• M16: 16,736,561 km (0.111 R)
• M17: 19,750,060 km (0.09 R)
• M18: 20,274,251 km (0.067 R)
• M19: 21,487,939 km (0.116 R)
• M20: 23,253,194 km (0.101 R)
• M21: 25,266,332 km (0.104 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 269.9

Radius: 11.2

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 5.25 AU - 5.55 AU

Year: 4630 Days

Day: 9.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 71,380,018 km

• M1: 139,276 km (0.118 R)
• M2: 1,456,335 km (0.049 R)
• M3: 6,394,561 km (0.075 R)
• M4: 7,775,499 km (0.085 R)
• M5: 9,863,885 km (0.114 R)
• M6: 10,322,552 km (0.105 R)
• M7: 10,675,902 km (0.099 R)
• M8: 11,037,331 km (0.08 R)
• M9: 13,613,556 km (0.099 R)
• M10: 15,624,151 km (0.087 R)
• M11: 16,090,747 km (0.078 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 818.9

Radius: 14.6

Gravity: 3.84 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 6.25 AU - 6.55 AU

Year: 5974 Days

Day: 6.6 Hours

Environment

Temp: -160 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 71,380,018 km

• M1: 182,809 km (0.075 R)
• M2: 834,607 km (0.032 R)
• M3: 1,425,369 km (0.067 R)
• M4: 1,941,780 km (0.071 R)
• M5: 3,366,700 km (0.102 R)
• M6: 4,457,418 km (0.108 R)
• M7: 4,916,085 km (0.113 R)
• M8: 5,436,387 km (0.097 R)
• M9: 6,622,698 km (0.067 R)
• M10: 7,150,329 km (0.106 R)
• M11: 8,946,701 km (0.112 R)
• M12: 10,739,631 km (0.109 R)
• M13: 15,146,784 km (0.058 R)
• M14: 20,122,110 km (0.117 R)
• M15: 22,542,754 km (0.075 R)
• M16: 23,823,311 km (0.039 R)
• M17: 25,236,413 km (0.093 R)
• M18: 28,229,417 km (0.111 R)
• M19: 35,335,017 km (0.094 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 263.3

Radius: 9

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 7.63 AU - 9.43 AU

Year: 9192 Days

Day: 12.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 71,380,018 km

• M1: 111,899 km (0.096 R)
• M2: 394,789 km (0.064 R)
• M3: 1,556,267 km (0.1 R)
• M4: 2,089,882 km (0.096 R)
• M5: 2,579,516 km (0.107 R)
• M6: 3,349,796 km (0.09 R)
• M7: 4,391,146 km (0.081 R)
• M8: 5,000,309 km (0.075 R)
• M9: 5,456,582 km (0.033 R)
• M10: 6,321,707 km (0.038 R)
• M11: 6,787,255 km (0.087 R)
• M12: 8,166,997 km (0.096 R)
• M13: 9,423,768 km (0.117 R)
• M14: 9,768,143 km (0.112 R)
• M15: 10,120,894 km (0.095 R)
• M16: 10,712,105 km (0.084 R)
• M17: 10,992,751 km (0.083 R)
• M18: 11,471,314 km (0.117 R)
• M19: 14,075,514 km (0.068 R)
• M20: 14,639,947 km (0.119 R)
• M21: 17,050,118 km (0.118 R)
• M22: 17,887,118 km (0.114 R)
• M23: 18,616,707 km (0.117 R)
• M24: 19,022,865 km (0.076 R)
• M25: 23,416,256 km (0.095 R)
• M26: 25,348,462 km (0.109 R)
• M27: 26,099,593 km (0.113 R)
• M28: 28,264,274 km (0.11 R)
• M29: 28,711,123 km (0.107 R)
• M30: 29,435,775 km (0.097 R)
• M31: 31,972,057 km (0.083 R)
• M32: 32,849,000 km (0.086 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 832.7

Radius: 4.7

Gravity: 37.7 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 12.29 AU - 12.89 AU

Year: 16482 Days

Day: 19 Hours

Environment

Temp: -186 °C

Axial Tilt: 45.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 71,380,018 km

• M1: 58,642 km (0.05 R)
• M2: 289,621 km (0.113 R)
• M3: 690,993 km (0.089 R)
• M4: 838,795 km (0.094 R)
• M5: 2,122,046 km (0.078 R)
• M6: 2,373,669 km (0.112 R)
• M7: 2,598,365 km (0.086 R)
• M8: 3,671,132 km (0.111 R)
• M9: 6,175,400 km (0.049 R)
• M10: 6,732,503 km (0.092 R)
• M11: 7,946,041 km (0.115 R)
• M12: 10,261,367 km (0.113 R)
• M13: 10,918,849 km (0.049 R)
• M14: 11,667,587 km (0.091 R)
• M15: 12,854,047 km (0.11 R)
• M16: 13,266,638 km (0.071 R)
• M17: 15,157,855 km (0.105 R)
• M18: 15,618,466 km (0.099 R)
• M19: 16,729,530 km (0.11 R)
• M20: 17,638,636 km (0.106 R)
• M21: 21,413,439 km (0.12 R)
• M22: 25,585,275 km (0.119 R)
• M23: 31,490,651 km (0.102 R)
• M24: 34,034,563 km (0.106 R)
• M25: 37,264,082 km (0.091 R)
• M26: 44,013,638 km (0.057 R)
• M27: 51,533,624 km (0.119 R)
• M28: 51,878,746 km (0.062 R)
• M29: 53,274,495 km (0.063 R)
• M30: 53,804,370 km (0.083 R)
• M31: 58,919,720 km (0.109 R)
• M32: 60,630,371 km (0.032 R)
• M33: 61,594,829 km (0.091 R)
• M34: 65,353,176 km (0.101 R)
• M35: 69,261,720 km (0.096 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 552 - 12,064 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit